Azerbaijan vs Tonga: Tax revenue as share of GDP vs. income inequality
Azerbaijan
22.5%
in 2023
Tonga
22.2%
in 2023
Azerbaijan rank
73rd
Tonga rank
75th
Tax revenue as share of GDP vs. income inequality over time
- Azerbaijan
- Tonga
How they compare
Azerbaijan currently reports 22.5% against 22.2% in Tonga, a difference of 0.3%.
The two have swapped places 1 time across 27 shared years of data; in 1997 it was Tonga ahead.
Azerbaijan ranks 73rd and Tonga ranks 75th of 187 countries.
Tonga has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Azerbaijan | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 14.3% | 15.6% | 1.3% | Tonga |
| 2000s | 16.1% | 18.8% | 2.7% | Tonga |
| 2010s | 14.5% | 20.2% | 5.7% | Tonga |
| 2020s | 17.4% | 23.1% | 5.7% | Tonga |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher tax revenue as share of gdp vs. income inequality, Azerbaijan or Tonga?
- Azerbaijan, at 22.5% against 22.2% in Tonga as of 2023.
- What is the difference in tax revenue as share of gdp vs. income inequality between Azerbaijan and Tonga?
- 0.3%, with Azerbaijan ahead.
- How many years of comparable data are there for Azerbaijan and Tonga?
- 27 years are reported by both, from 1997 to 2023.
- How do Azerbaijan and Tonga rank globally for tax revenue as share of gdp vs. income inequality?
- Azerbaijan ranks 73rd and Tonga ranks 75th of 187 countries.
- Where does this data come from?
- UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data, published as Tax revenue as share of GDP vs. income inequality. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Taxes include direct and indirect taxes as well as social contributions. The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality.